%font_PingFang {
    font: {
        family: 'PingFang SC';
        size: 16px;
        weight: 600;
    }
}

// 绝对定位居中
%absolute_Center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

// 弹性 纵向-垂直水平居中
%flex_column_center {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

%flex_center_center {
    display: flex;
    justify-content: center;
    align-items: center;
}